NORAC UC4+BC+HD4 Part 1 - Manual (Page 29)

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4.9 H
YDRAULIC
P
LUMBING
WARNING!
From this point in the installation the
booms will be inoperative until the
electronics are fully installed.
After the valves are mounted on the sprayer,
the hydraulic hoses and fittings can be installed
(plumbed). Refer to Figure 4.
1. Put HARDI01 fittings over the “P”, “T”, and
“B” port fittings (installed in the block in
Section 4.8).
2. Connect pressure and tank lines between
the HARDI block and the NORAC block.
a. Install tee fittings (HARDI01) between
the pressure and tank ports on the
existing valve block and the respective
lines.
b. Connect hoses (HARDI03) from the
tee fittings to the pressure (“P”) and
tank (“T”) ports on the NORAC block.
3. The wing tilt “raise” must be connected to
the “B” ports of the NORAC block in
parallel with the existing HARDI valve block.
a. Connect tee fittings (HARDI01)
between the HARDI block and the
HARDI wing tilt lines.
b. Connect the “B” ports of the NORAC
block to the wing raise lines by
connecting HARDI02 between the “B”
ports and the tee fittings installed in the
HARDI block.
c. The “A” ports on the NORAC block are
plugged. The “lower” lines of the
cylinders are to remain attached to the
HARDI sprayer valve block.